Specifications
| parameter name | parameter value |
| Lighting method | D/8, including specular reflection (SCI) |
| Light source | Light spectrum LED Light source |
| Wavelength range | 400-700nm |
| wavelength interval | 10nm |
| Measurement caliber | 8mm |
| Measurement condition | Light source D65, field of view 10 ° |
| Measurement time | About 1s |
| Color space | CIE Lab, Luv, LCh, Yxy, CMYK, RGB, Hex, Yellowness-98, whiteness-98, whiteness-Gauz, whiteness-Hunter, Light spectrum reflectance |
| Color difference formula | ΔE*ab、ΔE*uv、ΔE*94、ΔE*cmc(2:1)、ΔE*cmc(1:1)、ΔE*00 |
| Repeatability | Standard deviation Delta E * ab, within 0.03 (Measurement conditions: after preheating correction, the average value of 30 whiteboard measurements at intervals of 3s) |
| stand-alone difference | Delta E * ab < = 0.4 (BCRA II series 12 color brick measurement average) |
| size | 179mm*64.5mm*93mm |
| Weight | About 471g |
| Battery level | Rechargeable lithium battery 3.7V@4000mAh, single charge can be continuously measured 10000 times |
| Display | 480 × 320 dot matrix IPS color screen |
| system language | Simplified Chinese, English |
| Charging port | USB(Type-C) |
| Temperature range | 0~45 ℃, 0~85% RH (no condensation) |
| Storage environment | -25~ 55 ℃, 0~85% RH (no condensation) |
Packing list
host X1, manual X1, certificate X1, warranty card X1
After-sales instructions
Warranty days: 365 days
1.仪器设备非人为造成的产品质量问题，在质保期内厂家提供免费质保服务；
2.易损易耗配件不存在质保期，收到货发现产品质量问题，请在7天内申请退换货，逾期不候；
[Note] For after-sales services outside the Chinese mainland, if the instrument requires repair, the shipping and possible associated taxes shall be borne by the sender. Generation address of the manual: http://en.nbchao.com/p/48618/Specification.html , which is only used by users who purchase commodities from the NBCHAO.